Alaska earthquakes

M2.0 earthquake 93 km N of Karluk, Alaska

A magnitude 2.0 earthquake struck 93 km N of Karluk, Alaska on Thu, Apr 22, 2021, 11:40 PM AKDT (07:40 UTC), 4 km (3 mi) below the surface.

A larger quake followed: M3.0 99 km NNW of Karluk, Alaska. This one was a foreshock.

Kodiak Station forecastMore in Alaska

Map

Where this earthquake was located, with the others nearby. Select one for its page.

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The earthquake

Magnitude
2.0 (ml), micro
Local time
UTC
2021-04-23 07:40:54 UTC
Depth
4.4 km (2.7 mi), shallow
Epicenter
58.407° N, 154.430° W
Region
Alaska
Tsunami flag
No
Status
Reviewed by a seismologist

Did you feel it?

No one has reported feeling this quake to the USGS.

How well it is located

Reviewed by a seismologist.

Stations used
27

Nearest places

Distance and direction from each place to the epicenter, with its forecast.

Nearby

Within 100 km, magnitude 1.5 and up: 69 in the 60 days after this one and 65 in the 30 days before it.

After

The first 60 of 69.

Before

Earthquakes todayAlaska earthquakesLive radar here

Sources

From the USGS Earthquake Hazards Program and its partner networks, event ak0215704xuk. Read Sun, Sep 27, 2026, 9:15 AM UTC.